Grays River Washington Climate Data

Monthly Average Climate Data for Grays River Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January35.5 °F48.2 °F16.15 in.
February34.6 °F51.1 °F9.8 in.
March36.4 °F54.2 °F11.41 in.
April38.9 °F58.6 °F7.82 in.
May43.9 °F64.2 °F4.3 in.
June47.9 °F67.6 °F3.52 in.
July51.4 °F73.3 °F1.09 in.
August51.5 °F74.4 °F1.74 in.
September48.0 °F72.0 °F3.94 in.
October42.4 °F62.5 °F9.72 in.
November37.7 °F52.9 °F15.61 in.
December34.9 °F47.5 °F16.11 in.
Annual41.9 °F60.5 °F101.21 in.

Climate Data for Grays River Washington

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 11 - May 20
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 8b : 15°F to 20°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate